1 x GRX FC-RX810 1x11 42T 172.5mm chainset and 1 x GRX FC-RX810 1x11 172.5 cranks Chainset: Shimano GRX FC-RX810 1x11 42T ring  172.5mm arms Cranks GRX FC-RX810 1x11 172.5 cranks (no chain ring) 1 x chainset and 1 x Crankset